Home / 149,645,529.20-224,542,943.40-84,998,975.60

Finding the Fourth Proportional to 149,645,529.20, 224,542,943.40 and 84,998,975.60

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Solution

The fourth proportional to 149,645,529.20, 224,542,943.40 and 84,998,975.60 is: 127,540,864.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,645,529.20 : 224,542,943.40 = 84,998,975.60 : x
  2. Step 2: Convert to fraction form
    149,645,529.20/224,542,943.40 = 84,998,975.60/x
  3. Step 3: Cross multiply
    149,645,529.20x = 224,542,943.40 × 84,998,975.60
  4. Step 4: Simplify right side
    149,645,529.20x = 19,085,920,167,208,780
  5. Step 5: Solve for x
    x = 19,085,920,167,208,780/149,645,529.20
  6. Step 6: Final answer
    x = 127,540,864.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.